package com.zrrd.homework._0325_0331.h4;

/**
 * @author WanJl
 * @version 1.0
 * @title H4Test
 * @description
 * @create 2024/3/31
 */
public class H4Test {
    public static void main(String[] args) {
        Notebook notebook = new Notebook();
        notebook.run();

        USB mouse=new Mouse();
        notebook.useUSB(mouse);

        USB key=new Key();
        notebook.useUSB(key);


        notebook.shutdown();
    }
}
